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xkcd #3239: Simple Machines
(imgs.xkcd.com)
Title text:
It's hard to decide which simple machine system to invest in. DeWalt makes a great lever and inclined plane, but I hear Milwaukee's wheel-and-axles are really good.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3239/
I used a wedge and hammer last night to split one very large limestone block into 5 more manageable ones and I've never felt more ancient Egyptian in my life.